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How many steps are there in the system development life cycle?
What is the first step of the system development life cycle?
Problem and opportunity identification
Which phase of the system development life cycle generates a detailed plan for programmers to follow?
Which phase of the system development life cycle explores the problem in depth and develops program specifications?
In a ______ system, each step is dependent on the previous step being completed first.
______ is the process of translating a task into a series of commands that a computer will use to perform that task.
A(n) _______ is a set of specific, sequential steps that describe in natural language exactly what the computer must do to complete its task.
The method of algorithm creation used when a programmer breaks down a problem into series of high-level tasks and continues to break each task into successively more detailed sub-tasks is called:
Top down design
During which phase of the system development life cycle are flowcharts and data-flow diagrams developed?
What is the final step of the system development life cycle?
Maintenance and evaluation
_____ is a text-based approach to documenting an algorithm.
A _____ is a visual diagram of a process, including the decisions that need to be made along the way.
With object-oriented analysis, programmers identify all the categories of input that are part of the problem into
In object-oriented programming _____ allows a new class to automatically pick up all the data and methods of an existing class.
The language that the CPU understands, consisting of a sequence of bits, is called?
Basic, Fortran, Cobol, C++, and Java are all ______ - generation languages.
Creating programs with higher-level programming languages that can be easily moved from one type of computer to another provides _______ .
PROLOG(Programming logic) is an example of a ______ -generation language.
A variable declaration tells the operating system to allocate storage space _______ .
The process by which program code is converted into machine language is called ________ .
The binary sequence that instructs the CPU to run the programming code is called a(n) ____________.
_______ is the instructions programmers have written in a higher-level language.
Violations of the strict, precise set of rules that define a programming language are called _______ .
Most integrated development environments(IDES) include a debugger that _______ .
Helps programmers find logical errors
________ is a powerful programming language used to build a wide range of windows applications.
Microsoft visual basic
Which language do programmers use if the problem requires a lot of number crunching?
Which of the following is/are not part of program's problem statement?
Pseudocode, or the text-based approach to documenting the algorithm
Decisions points consist of binary decisions and _____ .
Translating an algorithm into a programming language is called _______.
Structured Query Language(SQL) is an example of a _________ .
Which statement does NOT describe fifth-generation language.
A) They are the most "natural" of languages.
B) The system of facts can be queried.
C) They use a set of short, English-based commands (such as SUB) that speak directly to the CPU.
D) Problems are presented as a series of facts of constraints instead of a sepcific algorithm.
C) They use a set of short, English-based commands (such as SUB) that speak directly to the CPU.
Some programmers include scroll bars, title bars, buttons, and menus in a program simply by adding them to a layout through a process called _______ programming.
An alternative approach to systems development, called ______, makes use of a prototype at the beginning of the project.
Rapid application development (RAD)
______, building a small program model, is a form of rapid application development (RAD).
Which of the following is taught as the beginning computer language at many colleges and universities?
A(n) ________ error is caught when the program executes.
Small Java-based programs are called _____.
The loop decision point consists of three features: an initial value, a set of actions to be performed, and a(n) _______ .
The two main types of decision points are the binary decision and the ________ .
Special symbols called tags are used in which of the following language?
A _____ is a program that a Web site uses to make information available to other Web sites.
Which of the following development environments enables Web sites to talk to each other easily by introducing a standard way for software to interact through Web services?
The .NET framework
Which of the following would NOT be used to build Web sites with interactive capabilities?
In object-oriented programming, each object from a given class is described by its _______.
Data and methods
Which of the following is the first stage of the program development cycle(PDLC)?
Describing the problem
Which of the following is the final stage of the program development life cycle(PDLC)?
Implementing the project
Keywords in a programming language that allow the programmer to redirect the flow of the program based on a decision are called _______.
Who is responsible for writing internal documentation for software programs?
Which language is used for applications that need to collect information from networked computers?
______ enables users to define their own tags and facilitates exchange of information between Web sites.
Which of the following is a reason for creating a list instead of creating a database?
To organize dad for simple tasks
in a database, a record is a ______.
Group of related fields
Data _____ means that the data contained in a database is accurate in only one place.
______ helps to ensure data integrity by maintaining information in only one place.
In a database, a field is a _______.
Category of information
The _____ indicates what type of data can be stored in a field.
Which of the following in NOT a database component?
In a database, _____ fields store numbers used to perform calculations.
In a database, a video clip would be stored in a(n) _______ field.
To store a Web address, use a(n) ______ field in a database.
In a database, a text field capable of holding complete paragraphs is referred to as a ______ field.
______ defines the maximum number of characters or numbers that a particular field can hold.
Which of the following is NOT a likely primary key?
A ______ check ensures that the data entered into the database is within a certain range of numbers.
Which type of database excels in the storage of structured (analytical) data?
The most commonly used type of database in the market today is the _______ database.
A ______ displays a subset of data from a table (or tables) based on the criteria specified.
Nontraditional data such as audio clips, video clips, pictures, and very large documents are called ______.
Which of the following statements about object-oriented database is FALSE?
They store data in table format
_____ databases can easily be customized to provide information to a variety of users (based on their need) and can process data much faster than pure relational databases.
Microsoft _____ is a database management system.
A data dictionary is also called a _____.
When creating a database with a DBMS, you must create a description of the data called the ______.
Data in multidimensional database is organized in a ______ format.
SQL uses ______ to extract records from a database by using English-like expressions that have variables and operations.
When you want to extract data from two or more tables, you use a(n) ______ query.
In Access, the Simple Query Wizard uses ______ to create a query.
______ is the process of reducing data redundancy by recording data only once.
A database ______ instructs a database to search for particular pieces of data.
A ______ relationship indicates that for each record in a table, there is only one corresponding record in a related table.
A ______ relationship indicates that for a record in one table, there can be many related records in another table.
____ means that for each value in the foreign key of one table, there is a corresponding value in the primary key of another table.
A data _____ is a large-scale electronic repository of data that contains and organizes all of an organization's data in one place.
Customer Relationship Management (CRM) software contains sophisticated databases that are designed to ______ and track all interactions with customers.
A(n) ______ is designed to improve communications and assist employees in accomplishing their daily tasks.
Office support system
In a transaction-processing systems (TPS), if the TPS database is queried and updated while the transaction is taking place, this is called ______.
Exception reports and summary reports are part of a(n) ________.
Management information systems provide reports that show conditions that are unusual or need attention from users of the system. These reports are called _______.
The speech-recognition feature of Microsoft Windows is an example of a _______.
Natural language processing (NPL) system
An example of ______ would be customer demographic data purchased from third parties or statistics compiled by the federal government.
In a data warehouse, data gathered from sales, billing, and inventory departments are examples of _______ sources.
The type of information system that uses model management systems is a(n) _______.
Decision support system
An expert system and a natural language processing system are both ________.
Classifications, affinity grouping, and estimation are _______ methods used by managers to make their data more meaningful.
A spreadsheet you create in Microsoft Excel that contains the supplies needed to start the semester is an example of a(n) _______.
If a college keeps two lists, one for registration and one for overdue library books, both containing name and address information, this is an example of data ______.
If a college's database maintains a student's major and GPA information in only one place, this is an example of _______.
An individual trained in the design and building of databases is called a database ______.
Computational fields are a type of database field used to store _______.
In a database table that stores name and address information, "State" would be an example of a(n) _______.
Unstructured data such as a video clips and pictures are known as ______ because of the way they are encoded.
Binary large objects (BLOBs)
_______ is the branch of computer science that deals with the attempt to create computers that thing like humans.
If a numeric field has a size of 7, which is the highest number it can hold.
Oracle Database 11g is an example of which type of database?
What does the acronym DBMS stand for?
Database management system
The ______ is the value that the database uses for the field unless the user enters another value.
______ is reordering records in a database.
Which of the following is not an advantage of using networks as compared to a stand-alone computer?
Ease of maintenance and administration
Which of the following in NOT a network topoloy?
The star topology uses a ______ to connect all network nobes.
A ______ is a set of rules that defines how information is exchanged on a network.
In a network that uses the star topology, the signal that is sent to indicate a signal collision is called a _____ signal.
A _____ topology is created when more than one topology is used to build a network.
Which of the following is something you would NOT consider when choosing a cable type?
_____ cable consists of pairs of copper wires twisted around each other and covered by a protective sheath (jacket).
______ cable is NOT subject to EMI (electromagnetic interference) and RFI (radio frequency interference).
Cable television, as well as some networks, uses _____ cable.
Which cable type is the most costly to install?
Which cable type has a glass or plastic cover?
Which is NOT a networking protocol?
HyperText Transfer Protocol (HTTP)
The Institute of Electrical and Electronics Engineers (IEEE) standard for WiFi is the _____ standard.
Which layer of the OSI model sets up a virtual connection between the communications devices on a network?
A school network might use a(n) ______ server to store software such as Microsoft Office.
What is another name for physical address assigned to each network adapter?
Media access control (MAC)
What do you call a group of data packets that are sent together?
A server that has one main function is called a _____ server.
A ______ sends data from one collision domain to another.
Which of the following devices are used to send data between two networks?
Ring network use the _____ method to avoid data collisions.
A _____ keeps your computer safe by confirming who is trying to access it.
_____ are often equipped to act as hardware firewalls.
A(n) ____ server keeps track of who is logging on to the network and which services on the network are available to each user.
Packet _____ is a form of protection for your computer that looks at each packet that comes into computer network.
A(n) _____ server acts as a liaison between an intranet and the Internet.
A _____ is a network in which the computers are in close geographical range.
A print server users a print _____ as a software holding area for printing jobs.
A ______ allows multiple users to connect to the Internet through one connection.
_____ networks do not require a dedicated server.
Client/server networks are said to be _____, in that many tasks can be carried out on the server.
A _____ uses the public Internet communications infrastructure to build a secure, private network.
VPN (virtual private network)
A(n) _____ allows the use of groupware so that all users on the network can share resources.
For added security, a ______ server can be used as a go-between fro internal network computers and an external network (the internet)
The Open System Interconnection (OSI) model provides the protocol guidelines for a ll modern networks and has ______ layers.
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